Exercises 3 and 4 on page 182
What happens when you give the following commands if the file named done already
$ cp to_do done
$ mv to_do done
It would overwrite done.
How can you find out which utilities are available on your system for editing
Chapter 10: Questions 1,3, and 5 on page 403
Describe the similarities between these utilities:
a. scp and ftp - both do file transfers but scp is secure & encrypted while ftp is plain text.
b. ssh and telnet - Both can be used to control a computer remot
1. What does the shell ordinarily do while a command is executing? What should you do if
you do not want for a command to finish before running another command?
While the command is executing, the shell waits for the process to finish. Or sleeps
3. What i
Why would you use HTFP or FTP instead of Bit Torrent for downloading large files?
Because they don't rely on seeders and they are usually faster.
Which command would you give to update all installed packages using yum?
# yum update
Why would you build a p
The special parameter $@ is referenced twice in the out script (page 893). Explain what
would be different if the parameter $* were used in its place.
If you replace "$@" with "$*" in the out script, cat or less would be given a single argument:
Chapter 14: Questions 1,3, and 5 on page 582
1. Which Commands can you use from the command line to send a file to the
default printer? lp and lpr without arguments send their standard input to the printer.
2. Which commands list your outstanding print jo